Alternating row color on repeater control

<style type=”text/css”>
.normalRow
{
background-color: #FCFCFC;
}
.alternateRow
{
background-color: #ECECEC;
}

</style>

<ul>

<asp:Repeater ID=”rpsize” runat=”server”  >
<ItemTemplate>
<li class='<%# Container.ItemIndex % 2 == 0 ? “normalRow” : “alternateRow” %>’ >

<span><%# Eval(“vchSizeName”) %></span>
</li>
</ItemTemplate>
</asp:Repeater>

</ul>